Explain what is the enthalpy change for the reaction

Assignment Help Chemistry
Reference no: EM13179493

The combustion of 13.2 g of propane, C3H8 (g), liberates 6.6x10^3 kJ of heat. What is the enthalpy change (kJ) for the reaction? (atomic weights C= 12.01, O= 16.00, H = 1.008)

C3H8(g) + 5 O2(g) ---> 3CO2 + 4 H2O(l)

Reference no: EM13179493

Questions Cloud

State the rearrangement of methyl isonitrile : Initial concentration of CH3NC is 0.0340M. How many minutes does it take for the CH3NC concentration to drop to 0.0300M?
The differences between spectrum and continuous spectrum : What are differences between spectrum and continuous spectrum? Give an example. What does it mean when we say that the energy levels in the Bohr atom are quantized?
Explain the heat capactiy of the calorimeter : The heat capactiy of the calorimeter is 1630 J/degrees celsius, and the inital temperature was 24.58 degrees celsius. What was the final temperature in degrees celsius?
What are the impacts of the shortcomings of the gdp : Is the GDP measure underestimating or overestimating national production and total income in the economy? Why? What are the impacts of the shortcomings of the GDP as a measure of the national product and national welfare.
Explain what is the enthalpy change for the reaction : The combustion of 13.2 g of propane, C3H8 (g), liberates 6.6x10^3 kJ of heat. What is the enthalpy change (kJ) for the reaction?
Explain what is the specific heat of metal : The temperature risese to 19.1 degrees celsius. Neglecting the heat capacity of the container, what is the specific heat of metal? The specific heat of H2O (l) is 4.18 J/(g*C)
Would you be prepared to bid lower to get a contract : How would you value the goodwill that is obtained in this way? Guided Response: Think about an example that pertains to you.( health care) If there is expected goodwill would you be prepared to bid lower to get a contract?
Explain the law of definite proportion : The law of definite proportion would predict that a 70.0 g gram sample of chemical X should contain how many grams of nitrogen?
Explain the reason behind growth disparities among countries : Why resources are no longer the most important indicators of economic growth disparity among countries? Which other economic and non-economic factors do you think explain the reasons behind growth disparities among countries?

Reviews

Write a Review

 

Chemistry Questions & Answers

  Explain and write the cell diagram for the daniell cell

The standard reduction potential for Zn2+ is -0.76 volt and that of Cu2+ is 0.34 volt.a) Write the cell diagram for the Daniell cell (NH4NO3 salt bridge).

  Fish are processed into fish meal and used as a supplemen

Fish are processed into Fish meal and used as a supplemen- tary protein food. In the processing the oil is First extracted to produce wet Fish cake containing 80 wt % water and 20 wt % bone-dry cake

  Explain ideal gas law and meteorological balloon

Ideal gas law and meteorological balloon, Balloons are still used to deploy sensors that monitor meteorological phenomena and the chemistry of the atmosphere. It is possible to investigate some of the technicalities of ballooning by using the perf..

  Explain the difference between a hypothesis and a theory

What is the difference between a hypothesis and a theory? a hypothesis is a proposal that has been tested extensively, whereas a theory is an initialy stated proposal a hypothesis is a conclusion made after a theory was tested words hypothesis

  How many grams of diphenyl must be dissolved

How many grams of diphenyl (C 12H10) must be dissolved in 655 g of benzene to lower the freezing point by 3 .20ºC.

  What mass of methane, ch4, is contained

What mass of methane, CH4, is contained in a 500.-mL sample of CH4 at STP?

  Estimate the activation energy for reverse reaction

The activation energy for the reaction NO 2 (g)+CO 2 (g)?NO(g)+CO(g) is E a = 100kJ/mol and the change in enthalpy for the reaction is ΔH = -200kJ/mol. What is the activation energy for the reverse reaction?

  State a compartment containing a copper electrode immersed

In a cell constructed between a compartment containing a zinc electrode immersed in a 0.1 M ZnSO4 (aq) solution and a compartment containing a copper electrode immersed in a 0.1 M CuSO4 (aq) solution,

  First order decomposition of peroxyacetyl nitrate

Determine at what temperature will a sample of air containing 5.0x10^14 Peroxyacetyl nitrate molecules per liter decomposes at the rate of 1.0x10^12 Peroxyacetyl nitrate molecules per liter per minute.

  State compounds only with symmetrical or terminal alkynes

Hydration of alkynes (via oxymercuration) gives good yields of single compounds only with symmetrical or terminal alkynes

  What are the units for absorbance

The equation for a Beer's Law plot is y = 2012.5x + 0.003. If the recorded absorbance for an equilibrium mixture is 0.362, what is the concentration of FeCNS2+ (aq)?

  What was the concentration of the rm hcl solution

A 391-rm mL sample of unknown rm HCl solution reacts completely with rm Na_2CO_3 to form 20.1 g rm CO_2. What was the concentration of the rm HCl solution?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd